// JavaScript Document
//新規ウィンドウ
function openwindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

// 文字数カウント
function characterCount(field, count, maxchars) {
	if (field.value.length > maxchars) {
		field.value = field.value.substring(0, maxchars);
		alert("エラー："+maxchars+" 文字以下で入力してください。");
	} else {
		count.value = maxchars - field.value.length;
	}
}

function search_txt() {
var keyword2 = document.advanced_search.kwd2.selectedIndex;
	if(keyword2== 0) {
		document.advanced_search.keyword.value ="";
	}
	if(keyword2 > 0) {
		document.advanced_search.keyword.value ="";
		document.advanced_search.keyword.value += document.advanced_search.kwd2.value; 
	}
}

function open_win(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function opne_win(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


/*
function search_txt() {
var keyword1 = document.advanced_search.kwd1.selectedIndex;
var keyword2 = document.advanced_search.kwd2.selectedIndex;
	if(keyword1 == 0 && keyword2== 0) {
		document.advanced_search.keyword.value ="";
	}
	if(keyword1 > 0|| keyword2 > 0) {
		document.advanced_search.keyword.value ="";
		if(keyword1 == 0) {
			document.advanced_search.keyword.value += document.advanced_search.kwd2.value; 
		}
		if(keyword1 > 0) {
			document.advanced_search.keyword.value += document.advanced_search.kwd1.value; 
			if(keyword2 > 0) {
				document.advanced_search.keyword.value += ' ' + document.advanced_search.kwd2.value; 
			}
		}

	}
}
*/
function submit_check() {
var keyword2 = document.advanced_search.kwd2.selectedIndex;
    if (keyword2== 0) {
		alert("「目的」を選択してください。");
		document.advanced_search.kwd2.focus();
		return false ;
    } 
}